gtk2_ardour/processor_box.cc

   1 /*
   2     Copyright (C) 2000-2004 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #ifdef WAF_BUILD
  21 #include "gtk2ardour-config.h"
  22 #endif
  23
  24 #include <cmath>
  25 #include <iostream>
  26 #include <set>
  27
  28 #include <sigc++/bind.h>
  29
  30 #include "pbd/convert.h"
  31
  32 #include <glibmm/miscutils.h>
  33
  34 #include <gtkmm/messagedialog.h>
  35
  36 #include <gtkmm2ext/gtk_ui.h>
  37 #include <gtkmm2ext/utils.h>
  38 #include <gtkmm2ext/choice.h>
  39 #include <gtkmm2ext/utils.h>
  40 #include <gtkmm2ext/stop_signal.h>
  41 #include <gtkmm2ext/doi.h>
  42
  43 #include "ardour/amp.h"
  44 #include "ardour/ardour.h"
  45 #include "ardour/audio_track.h"
  46 #include "ardour/audioengine.h"
  47 #include "ardour/internal_send.h"
  48 #include "ardour/ladspa_plugin.h"
  49 #include "ardour/meter.h"
  50 #include "ardour/plugin_insert.h"
  51 #include "ardour/port_insert.h"
  52 #include "ardour/profile.h"
  53 #include "ardour/return.h"
  54 #include "ardour/route.h"
  55 #include "ardour/send.h"
  56 #include "ardour/session.h"
  57
  58 #include "actions.h"
  59 #include "ardour_dialog.h"
  60 #include "ardour_ui.h"
  61 #include "gui_thread.h"
  62 #include "io_selector.h"
  63 #include "keyboard.h"
  64 #include "mixer_ui.h"
  65 #include "mixer_strip.h"
  66 #include "plugin_selector.h"
  67 #include "plugin_ui.h"
  68 #include "processor_box.h"
  69 #include "public_editor.h"
  70 #include "return_ui.h"
  71 #include "route_processor_selection.h"
  72 #include "send_ui.h"
  73 #include "utils.h"
  74
  75 #include "i18n.h"
  76
  77 #ifdef HAVE_AUDIOUNITS
  78 class AUPluginUI;
  79 #endif
  80
  81 using namespace std;
  82 using namespace ARDOUR;
  83 using namespace PBD;
  84 using namespace Gtk;
  85 using namespace Glib;
  86 using namespace Gtkmm2ext;
  87
  88 ProcessorBox* ProcessorBox::_current_processor_box = 0;
  89 RefPtr<Action> ProcessorBox::paste_action;
  90 RefPtr<Action> ProcessorBox::cut_action;
  91 RefPtr<Action> ProcessorBox::rename_action;
  92 Glib::RefPtr<Gdk::Pixbuf> SendProcessorEntry::_slider;
  93
  94 ProcessorEntry::ProcessorEntry (boost::shared_ptr<Processor> p, Width w)
  95         : _processor (p)
  96         , _width (w)
  97 {
  98         _hbox.pack_start (_active, false, false);
  99         _event_box.add (_name);
 100         _hbox.pack_start (_event_box, true, true);
 101         _vbox.pack_start (_hbox);
 102
 103         _name.set_alignment (0, 0.5);
 104         _name.set_text (name ());
 105         _name.set_padding (2, 2);
 106
 107         _active.set_active (_processor->active ());
 108         _active.signal_toggled().connect (sigc::mem_fun (*this, &ProcessorEntry::active_toggled));
 109
 110         _processor->ActiveChanged.connect (active_connection, invalidator (*this), boost::bind (&ProcessorEntry::processor_active_changed, this), gui_context());
 111         _processor->PropertyChanged.connect (name_connection, invalidator (*this), ui_bind (&ProcessorEntry::processor_property_changed, this, _1), gui_context());
 112 }
 113
 114 EventBox&
 115 ProcessorEntry::action_widget ()
 116 {
 117         return _event_box;
 118 }
 119
 120 Gtk::Widget&
 121 ProcessorEntry::widget ()
 122 {
 123         return _vbox;
 124 }
 125
 126 string
 127 ProcessorEntry::drag_text () const
 128 {
 129         return name ();
 130 }
 131
 132 boost::shared_ptr<Processor>
 133 ProcessorEntry::processor () const
 134 {
 135         return _processor;
 136 }
 137
 138 void
 139 ProcessorEntry::set_enum_width (Width w)
 140 {
 141         _width = w;
 142 }
 143
 144 void
 145 ProcessorEntry::active_toggled ()
 146 {
 147         if (_active.get_active ()) {
 148                 if (!_processor->active ()) {
 149                         _processor->activate ();
 150                 }
 151         } else {
 152                 if (_processor->active ()) {
 153                         _processor->deactivate ();
 154                 }
 155         }
 156 }
 157
 158 void
 159 ProcessorEntry::processor_active_changed ()
 160 {
 161         if (_active.get_active () != _processor->active ()) {
 162                 _active.set_active (_processor->active ());
 163         }
 164 }
 165
 166 void
 167 ProcessorEntry::processor_property_changed (const PropertyChange& what_changed)
 168 {
 169         if (what_changed.contains (ARDOUR::Properties::name)) {
 170                 _name.set_text (name ());
 171         }
 172 }
 173
 174 string
 175 ProcessorEntry::name () const
 176 {
 177         boost::shared_ptr<Send> send;
 178         string name_display;
 179
 180         if ((send = boost::dynamic_pointer_cast<Send> (_processor)) != 0 &&
 181             !boost::dynamic_pointer_cast<InternalSend>(_processor)) {
 182
 183                 name_display += '>';
 184
 185                 /* grab the send name out of its overall name */
 186
 187                 string::size_type lbracket, rbracket;
 188                 lbracket = send->name().find ('[');
 189                 rbracket = send->name().find (']');
 190
 191                 switch (_width) {
 192                 case Wide:
 193                         name_display += send->name().substr (lbracket+1, lbracket-rbracket-1);
 194                         break;
 195                 case Narrow:
 196                         name_display += PBD::short_version (send->name().substr (lbracket+1, lbracket-rbracket-1), 4);
 197                         break;
 198                 }
 199
 200         } else {
 201
 202                 switch (_width) {
 203                 case Wide:
 204                         name_display += _processor->display_name();
 205                         break;
 206                 case Narrow:
 207                         name_display += PBD::short_version (_processor->display_name(), 5);
 208                         break;
 209                 }
 210
 211         }
 212
 213         return name_display;
 214 }
 215
 216 SendProcessorEntry::SendProcessorEntry (boost::shared_ptr<Send> s, Width w)
 217         : ProcessorEntry (s, w),
 218           _send (s),
 219           _adjustment (0, 0, 1, 0.01, 0.1),
 220           _fader (_slider, &_adjustment, 0, false),
 221           _ignore_gain_change (false)
 222 {
 223         _fader.set_controllable (_send->amp()->gain_control ());
 224         _vbox.pack_start (_fader);
 225
 226         _adjustment.signal_value_changed().connect (sigc::mem_fun (*this, &SendProcessorEntry::gain_adjusted));
 227         _send->amp()->gain_control()->Changed.connect (send_gain_connection, invalidator (*this), boost::bind (&SendProcessorEntry::show_gain, this), gui_context());
 228         show_gain ();
 229 }
 230
 231 void
 232 SendProcessorEntry::setup_slider_pix ()
 233 {
 234         _slider = ::get_icon ("fader_belt_h_thin");
 235         assert (_slider);
 236 }
 237
 238 void
 239 SendProcessorEntry::show_gain ()
 240 {
 241         ENSURE_GUI_THREAD (*this, &SendProcessorEntry::show_gain)
 242
 243         float const value = gain_to_slider_position (_send->amp()->gain ());
 244
 245         if (_adjustment.get_value() != value) {
 246                 _ignore_gain_change = true;
 247                 _adjustment.set_value (value);
 248                 _ignore_gain_change = false;
 249         }
 250 }
 251
 252 void
 253 SendProcessorEntry::gain_adjusted ()
 254 {
 255         if (_ignore_gain_change) {
 256                 return;
 257         }
 258
 259         _send->amp()->set_gain (slider_position_to_gain (_adjustment.get_value()), this);
 260 }
 261
 262 void
 263 SendProcessorEntry::set_pixel_width (int p)
 264 {
 265         _fader.set_fader_length (p);
 266 }
 267
 268 ProcessorBox::ProcessorBox (ARDOUR::Session* sess, boost::function<PluginSelector*()> get_plugin_selector,
 269                             RouteRedirectSelection& rsel, MixerStrip* parent, bool owner_is_mixer)
 270         : _parent_strip (parent)
 271         , _owner_is_mixer (owner_is_mixer)
 272         , ab_direction (true)
 273         , _get_plugin_selector (get_plugin_selector)
 274         , _placement(PreFader)
 275         , _rr_selection(rsel)
 276 {
 277         set_session (sess);
 278
 279         _width = Wide;
 280         processor_menu = 0;
 281         send_action_menu = 0;
 282         no_processor_redisplay = false;
 283
 284         processor_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 285         processor_scroller.add (processor_display);
 286         pack_start (processor_scroller, true, true);
 287
 288         processor_display.set_flags (CAN_FOCUS);
 289         processor_display.set_name ("ProcessorSelector");
 290         processor_display.set_size_request (48, -1);
 291         processor_display.set_data ("processorbox", this);
 292
 293         processor_display.signal_enter_notify_event().connect (sigc::mem_fun(*this, &ProcessorBox::enter_notify), false);
 294         processor_display.signal_leave_notify_event().connect (sigc::mem_fun(*this, &ProcessorBox::leave_notify), false);
 295
 296         processor_display.signal_key_press_event().connect (sigc::mem_fun(*this, &ProcessorBox::processor_key_press_event));
 297         processor_display.signal_key_release_event().connect (sigc::mem_fun(*this, &ProcessorBox::processor_key_release_event));
 298
 299         processor_display.ButtonPress.connect (sigc::mem_fun (*this, &ProcessorBox::processor_button_press_event));
 300         processor_display.ButtonRelease.connect (sigc::mem_fun (*this, &ProcessorBox::processor_button_release_event));
 301
 302         processor_display.Reordered.connect (sigc::mem_fun (*this, &ProcessorBox::reordered));
 303         processor_display.DropFromAnotherBox.connect (sigc::mem_fun (*this, &ProcessorBox::object_drop));
 304         processor_display.SelectionChanged.connect (sigc::mem_fun (*this, &ProcessorBox::selection_changed));
 305 }
 306
 307 ProcessorBox::~ProcessorBox ()
 308 {
 309 }
 310
 311 void
 312 ProcessorBox::set_route (boost::shared_ptr<Route> r)
 313 {
 314         if (_route == r) {
 315                 return;
 316         }
 317
 318         connections.drop_connections();
 319
 320         /* new route: any existing block on processor redisplay must be meaningless */
 321         no_processor_redisplay = false;
 322         _route = r;
 323
 324         _route->processors_changed.connect (connections, invalidator (*this), ui_bind (&ProcessorBox::route_processors_changed, this, _1), gui_context());
 325         _route->DropReferences.connect (connections, invalidator (*this), boost::bind (&ProcessorBox::route_going_away, this), gui_context());
 326         _route->PropertyChanged.connect (connections, invalidator (*this), ui_bind (&ProcessorBox::route_property_changed, this, _1), gui_context());
 327
 328         redisplay_processors ();
 329 }
 330
 331 void
 332 ProcessorBox::route_going_away ()
 333 {
 334         /* don't keep updating display as processors are deleted */
 335         no_processor_redisplay = true;
 336 }
 337
 338 void
 339 ProcessorBox::object_drop(DnDVBox<ProcessorEntry>* source, ProcessorEntry* position, Glib::RefPtr<Gdk::DragContext> const & context)
 340 {
 341         boost::shared_ptr<Processor> p;
 342         if (position) {
 343                 p = position->processor ();
 344         }
 345
 346         list<ProcessorEntry*> children = source->selection ();
 347         list<boost::shared_ptr<Processor> > procs;
 348         for (list<ProcessorEntry*>::const_iterator i = children.begin(); i != children.end(); ++i) {
 349                 procs.push_back ((*i)->processor ());
 350         }
 351
 352         for (list<boost::shared_ptr<Processor> >::const_iterator i = procs.begin(); i != procs.end(); ++i) {
 353                 XMLNode& state = (*i)->get_state ();
 354                 XMLNodeList nlist;
 355                 nlist.push_back (&state);
 356                 paste_processor_state (nlist, p);
 357                 delete &state;
 358         }
 359
 360         /* since the dndvbox doesn't take care of this properly, we have to delete the originals
 361            ourselves.
 362         */
 363
 364         if ((context->get_suggested_action() == Gdk::ACTION_MOVE) && source) {
 365                 ProcessorBox* other = reinterpret_cast<ProcessorBox*> (source->get_data ("processorbox"));
 366                 if (other) {
 367                         cerr << "source was another processor box, delete the selected items\n";
 368                         other->delete_dragged_processors (procs);
 369                 }
 370         }
 371 }
 372
 373 void
 374 ProcessorBox::update()
 375 {
 376         redisplay_processors ();
 377 }
 378
 379 void
 380 ProcessorBox::set_width (Width w)
 381 {
 382         if (_width == w) {
 383                 return;
 384         }
 385
 386         _width = w;
 387
 388         list<ProcessorEntry*> children = processor_display.children ();
 389         for (list<ProcessorEntry*>::iterator i = children.begin(); i != children.end(); ++i) {
 390                 (*i)->set_enum_width (w);
 391         }
 392
 393         redisplay_processors ();
 394 }
 395
 396 void
 397 ProcessorBox::remove_processor_gui (boost::shared_ptr<Processor> processor)
 398 {
 399         boost::shared_ptr<Send> send;
 400         boost::shared_ptr<Return> retrn;
 401         boost::shared_ptr<PortInsert> port_insert;
 402
 403         if ((port_insert = boost::dynamic_pointer_cast<PortInsert> (processor)) != 0) {
 404                 PortInsertUI *io_selector = reinterpret_cast<PortInsertUI *> (port_insert->get_gui());
 405                 port_insert->set_gui (0);
 406                 delete io_selector;
 407         } else if ((send = boost::dynamic_pointer_cast<Send> (processor)) != 0) {
 408                 SendUIWindow *sui = reinterpret_cast<SendUIWindow*> (send->get_gui());
 409                 send->set_gui (0);
 410                 delete sui;
 411         } else if ((retrn = boost::dynamic_pointer_cast<Return> (processor)) != 0) {
 412                 ReturnUIWindow *rui = reinterpret_cast<ReturnUIWindow*> (retrn->get_gui());
 413                 retrn->set_gui (0);
 414                 delete rui;
 415         }
 416 }
 417
 418 void
 419 ProcessorBox::build_send_action_menu ()
 420 {
 421         using namespace Menu_Helpers;
 422
 423         send_action_menu = new Menu;
 424         send_action_menu->set_name ("ArdourContextMenu");
 425         MenuList& items = send_action_menu->items();
 426
 427         items.push_back (MenuElem (_("New send"), sigc::mem_fun(*this, &ProcessorBox::new_send)));
 428         items.push_back (MenuElem (_("Show send controls"), sigc::mem_fun(*this, &ProcessorBox::show_send_controls)));
 429 }
 430
 431 Gtk::Menu*
 432 ProcessorBox::build_possible_aux_menu ()
 433 {
 434         boost::shared_ptr<RouteList> rl = _session->get_routes_with_internal_returns();
 435
 436         if (rl->empty()) {
 437                 return 0;
 438         }
 439
 440         using namespace Menu_Helpers;
 441         Menu* menu = manage (new Menu);
 442         MenuList& items = menu->items();
 443
 444         for (RouteList::iterator r = rl->begin(); r != rl->end(); ++r) {
 445                 if (!_route->internal_send_for (*r) && *r != _route) {
 446                         items.push_back (MenuElem ((*r)->name(), sigc::bind (sigc::ptr_fun (ProcessorBox::rb_choose_aux), boost::weak_ptr<Route>(*r))));
 447                 }
 448         }
 449
 450         return menu;
 451 }
 452
 453 void
 454 ProcessorBox::show_send_controls ()
 455 {
 456 }
 457
 458 void
 459 ProcessorBox::new_send ()
 460 {
 461 }
 462
 463 void
 464 ProcessorBox::show_processor_menu (gint arg)
 465 {
 466         if (processor_menu == 0) {
 467                 processor_menu = build_processor_menu ();
 468         }
 469
 470         Gtk::MenuItem* plugin_menu_item = dynamic_cast<Gtk::MenuItem*>(ActionManager::get_widget("/processormenu/newplugin"));
 471
 472         if (plugin_menu_item) {
 473                 plugin_menu_item->set_submenu (*_get_plugin_selector()->plugin_menu());
 474         }
 475
 476         Gtk::MenuItem* aux_menu_item = dynamic_cast<Gtk::MenuItem*>(ActionManager::get_widget("/processormenu/newaux"));
 477
 478         if (aux_menu_item) {
 479                 Menu* m = build_possible_aux_menu();
 480                 if (m && !m->items().empty()) {
 481                         aux_menu_item->set_submenu (*m);
 482                         aux_menu_item->set_sensitive (true);
 483                 } else {
 484                         /* stupid gtkmm: we need to pass a null reference here */
 485                         gtk_menu_item_set_submenu (aux_menu_item->gobj(), 0);
 486                         aux_menu_item->set_sensitive (false);
 487                 }
 488         }
 489
 490         cut_action->set_sensitive (can_cut());
 491         paste_action->set_sensitive (!_rr_selection.processors.empty());
 492
 493         processor_menu->popup (1, arg);
 494 }
 495
 496 bool
 497 ProcessorBox::enter_notify (GdkEventCrossing*)
 498 {
 499         _current_processor_box = this;
 500         Keyboard::magic_widget_grab_focus ();
 501         processor_display.grab_focus ();
 502
 503         return false;
 504 }
 505
 506 bool
 507 ProcessorBox::leave_notify (GdkEventCrossing* ev)
 508 {
 509         switch (ev->detail) {
 510         case GDK_NOTIFY_INFERIOR:
 511                 break;
 512         default:
 513                 Keyboard::magic_widget_drop_focus ();
 514         }
 515
 516         return false;
 517 }
 518
 519 bool
 520 ProcessorBox::processor_key_press_event (GdkEventKey *)
 521 {
 522         /* do real stuff on key release */
 523         return false;
 524 }
 525
 526 bool
 527 ProcessorBox::processor_key_release_event (GdkEventKey *ev)
 528 {
 529         bool ret = false;
 530         ProcSelection targets;
 531
 532         get_selected_processors (targets);
 533
 534         if (targets.empty()) {
 535
 536                 int x, y;
 537                 processor_display.get_pointer (x, y);
 538
 539                 pair<ProcessorEntry *, int> const pointer = processor_display.get_child_at_position (x, y);
 540
 541                 if (pointer.first) {
 542                         targets.push_back (pointer.first->processor ());
 543                 }
 544         }
 545
 546
 547         switch (ev->keyval) {
 548         case GDK_a:
 549                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 550                         processor_display.select_all ();
 551                         ret = true;
 552                 }
 553                 break;
 554
 555         case GDK_c:
 556                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 557                         copy_processors (targets);
 558                         ret = true;
 559                 }
 560                 break;
 561
 562         case GDK_x:
 563                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 564                         cut_processors (targets);
 565                         ret = true;
 566                 }
 567                 break;
 568
 569         case GDK_v:
 570                 if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
 571                         if (targets.empty()) {
 572                                 paste_processors ();
 573                         } else {
 574                                 paste_processors (targets.front());
 575                         }
 576                         ret = true;
 577                 }
 578                 break;
 579
 580         case GDK_Up:
 581                 break;
 582
 583         case GDK_Down:
 584                 break;
 585
 586         case GDK_Delete:
 587         case GDK_BackSpace:
 588                 delete_processors (targets);
 589                 ret = true;
 590                 break;
 591
 592         case GDK_Return:
 593                 for (ProcSelection::iterator i = targets.begin(); i != targets.end(); ++i) {
 594                         if ((*i)->active()) {
 595                                 (*i)->deactivate ();
 596                         } else {
 597                                 (*i)->activate ();
 598                         }
 599                 }
 600                 ret = true;
 601                 break;
 602
 603         case GDK_slash:
 604                 ab_plugins ();
 605                 ret = true;
 606                 break;
 607
 608         default:
 609                 break;
 610         }
 611
 612         return ret;
 613 }
 614
 615 bool
 616 ProcessorBox::processor_button_press_event (GdkEventButton *ev, ProcessorEntry* child)
 617 {
 618         boost::shared_ptr<Processor> processor;
 619         if (child) {
 620                 processor = child->processor ();
 621         }
 622
 623         int ret = false;
 624         bool selected = processor_display.selected (child);
 625
 626         if (processor && (Keyboard::is_edit_event (ev) || (ev->button == 1 && ev->type == GDK_2BUTTON_PRESS))) {
 627
 628                 if (_session->engine().connected()) {
 629                         /* XXX giving an error message here is hard, because we may be in the midst of a button press */
 630                         edit_processor (processor);
 631                 }
 632                 ret = true;
 633
 634         } else if (processor && ev->button == 1 && selected) {
 635
 636                 // this is purely informational but necessary for route params UI
 637                 ProcessorSelected (processor); // emit
 638
 639         } else if (!processor && ev->button == 1 && ev->type == GDK_2BUTTON_PRESS) {
 640
 641                 choose_plugin ();
 642                 _get_plugin_selector()->show_manager ();
 643         }
 644
 645         return ret;
 646 }
 647
 648 bool
 649 ProcessorBox::processor_button_release_event (GdkEventButton *ev, ProcessorEntry* child)
 650 {
 651         boost::shared_ptr<Processor> processor;
 652         if (child) {
 653                 processor = child->processor ();
 654         }
 655
 656         int ret = false;
 657
 658         if (processor && Keyboard::is_delete_event (ev)) {
 659
 660                 Glib::signal_idle().connect (sigc::bind (
 661                                 sigc::mem_fun(*this, &ProcessorBox::idle_delete_processor),
 662                                 boost::weak_ptr<Processor>(processor)));
 663                 ret = true;
 664
 665         } else if (Keyboard::is_context_menu_event (ev)) {
 666
 667                 /* figure out if we are above or below the fader/amp processor,
 668                    and set the next insert position appropriately.
 669                 */
 670
 671                 if (processor) {
 672                         if (_route->processor_is_prefader (processor)) {
 673                                 _placement = PreFader;
 674                         } else {
 675                                 _placement = PostFader;
 676                         }
 677                 } else {
 678                         _placement = PostFader;
 679                 }
 680
 681                 show_processor_menu (ev->time);
 682                 ret = true;
 683
 684         } else if (processor && Keyboard::is_button2_event (ev)
 685 #ifndef GTKOSX
 686                    && (Keyboard::no_modifier_keys_pressed (ev) && ((ev->state & Gdk::BUTTON2_MASK) == Gdk::BUTTON2_MASK))
 687 #endif
 688                 ) {
 689
 690                 /* button2-click with no/appropriate modifiers */
 691
 692                 if (processor->active()) {
 693                         processor->deactivate ();
 694                 } else {
 695                         processor->activate ();
 696                 }
 697                 ret = true;
 698
 699         }
 700
 701         return false;
 702 }
 703
 704 Menu *
 705 ProcessorBox::build_processor_menu ()
 706 {
 707         processor_menu = dynamic_cast<Gtk::Menu*>(ActionManager::get_widget("/processormenu") );
 708         processor_menu->set_name ("ArdourContextMenu");
 709
 710         show_all_children();
 711
 712         return processor_menu;
 713 }
 714
 715 void
 716 ProcessorBox::selection_changed ()
 717 {
 718         bool sensitive = (processor_display.selection().empty()) ? false : true;
 719         ActionManager::set_sensitive (ActionManager::plugin_selection_sensitive_actions, sensitive);
 720
 721         /* disallow rename for multiple selections and for plugin inserts */
 722         rename_action->set_sensitive (
 723                 processor_display.selection().size() == 1 && boost::dynamic_pointer_cast<PluginInsert> (processor_display.selection().front()->processor()) == 0
 724                 );
 725 }
 726
 727 void
 728 ProcessorBox::select_all_processors ()
 729 {
 730         processor_display.select_all ();
 731 }
 732
 733 void
 734 ProcessorBox::deselect_all_processors ()
 735 {
 736         processor_display.select_none ();
 737 }
 738
 739 void
 740 ProcessorBox::choose_plugin ()
 741 {
 742         _get_plugin_selector()->set_interested_object (*this);
 743 }
 744
 745 /** @return true if an error occurred, otherwise false */
 746 bool
 747 ProcessorBox::use_plugins (const SelectedPlugins& plugins)
 748 {
 749         for (SelectedPlugins::const_iterator p = plugins.begin(); p != plugins.end(); ++p) {
 750
 751                 boost::shared_ptr<Processor> processor (new PluginInsert (*_session, *p));
 752
 753                 Route::ProcessorStreams err_streams;
 754
 755                 if (Config->get_new_plugins_active()) {
 756                         processor->activate ();
 757                 }
 758
 759                 if (_route->add_processor (processor, _placement, &err_streams)) {
 760                         weird_plugin_dialog (**p, err_streams);
 761                         return true;
 762                         // XXX SHAREDPTR delete plugin here .. do we even need to care?
 763                 } else {
 764
 765                         if (Profile->get_sae()) {
 766                                 processor->activate ();
 767                         }
 768                 }
 769         }
 770
 771         return false;
 772 }
 773
 774 void
 775 ProcessorBox::weird_plugin_dialog (Plugin& p, Route::ProcessorStreams streams)
 776 {
 777         ArdourDialog dialog (_("Plugin Incompatibility"));
 778         Label label;
 779
 780         string text = string_compose(_("You attempted to add the plugin \"%1\" at index %2.\n"),
 781                         p.name(), streams.index);
 782
 783         bool has_midi  = streams.count.n_midi() > 0 || p.get_info()->n_inputs.n_midi() > 0;
 784         bool has_audio = streams.count.n_audio() > 0 || p.get_info()->n_inputs.n_audio() > 0;
 785
 786         text += _("\nThis plugin has:\n");
 787         if (has_midi) {
 788                 text += string_compose("\t%1 ", p.get_info()->n_inputs.n_midi()) + _("MIDI input(s)\n");
 789         }
 790         if (has_audio) {
 791                 text += string_compose("\t%1 ", p.get_info()->n_inputs.n_audio()) + _("audio input(s)\n");
 792         }
 793
 794         text += _("\nBut at the insertion point, there are:\n");
 795         if (has_midi) {
 796                 text += string_compose("\t%1 ", streams.count.n_midi()) + _("MIDI channel(s)\n");
 797         }
 798         if (has_audio) {
 799                 text += string_compose("\t%1 ", streams.count.n_audio()) + _("audio channel(s)\n");
 800         }
 801
 802         text += string_compose (_("\n%1 is unable to insert this plugin here.\n"), PROGRAM_NAME);
 803         label.set_text(text);
 804
 805         dialog.get_vbox()->pack_start (label);
 806         dialog.add_button (Stock::OK, RESPONSE_ACCEPT);
 807
 808         dialog.set_name (X_("PluginIODialog"));
 809         dialog.set_position (Gtk::WIN_POS_MOUSE);
 810         dialog.set_modal (true);
 811         dialog.show_all ();
 812
 813         dialog.run ();
 814 }
 815
 816 void
 817 ProcessorBox::choose_insert ()
 818 {
 819         boost::shared_ptr<Processor> processor (new PortInsert (*_session, _route->mute_master()));
 820         _route->add_processor (processor, _placement);
 821 }
 822
 823 void
 824 ProcessorBox::choose_send ()
 825 {
 826         boost::shared_ptr<Send> send (new Send (*_session, _route->mute_master()));
 827
 828         /* make an educated guess at the initial number of outputs for the send */
 829         ChanCount outs = (_session->master_out())
 830                         ? _session->master_out()->n_outputs()
 831                         : _route->n_outputs();
 832
 833         /* XXX need processor lock on route */
 834         try {
 835                 send->output()->ensure_io (outs, false, this);
 836         } catch (AudioEngine::PortRegistrationFailure& err) {
 837                 error << string_compose (_("Cannot set up new send: %1"), err.what()) << endmsg;
 838                 return;
 839         }
 840
 841         /* let the user adjust the IO setup before creation.
 842
 843            Note: this dialog is NOT modal - we just leave it to run and it will
 844            return when its Finished signal is emitted - typically when the window
 845            is closed.
 846          */
 847
 848         IOSelectorWindow *ios = new IOSelectorWindow (_session, send->output(), true);
 849         ios->show_all ();
 850
 851         /* keep a reference to the send so it doesn't get deleted while
 852            the IOSelectorWindow is doing its stuff
 853         */
 854         _processor_being_created = send;
 855
 856         ios->selector().Finished.connect (sigc::bind (
 857                         sigc::mem_fun(*this, &ProcessorBox::send_io_finished),
 858                         boost::weak_ptr<Processor>(send), ios));
 859
 860 }
 861
 862 void
 863 ProcessorBox::send_io_finished (IOSelector::Result r, boost::weak_ptr<Processor> weak_processor, IOSelectorWindow* ios)
 864 {
 865         boost::shared_ptr<Processor> processor (weak_processor.lock());
 866
 867         /* drop our temporary reference to the new send */
 868         _processor_being_created.reset ();
 869
 870         if (!processor) {
 871                 return;
 872         }
 873
 874         switch (r) {
 875         case IOSelector::Cancelled:
 876                 // processor will go away when all shared_ptrs to it vanish
 877                 break;
 878
 879         case IOSelector::Accepted:
 880                 _route->add_processor (processor, _placement);
 881                 if (Profile->get_sae()) {
 882                         processor->activate ();
 883                 }
 884                 break;
 885         }
 886
 887         delete_when_idle (ios);
 888 }
 889
 890 void
 891 ProcessorBox::return_io_finished (IOSelector::Result r, boost::weak_ptr<Processor> weak_processor, IOSelectorWindow* ios)
 892 {
 893         boost::shared_ptr<Processor> processor (weak_processor.lock());
 894
 895         /* drop our temporary reference to the new return */
 896         _processor_being_created.reset ();
 897
 898         if (!processor) {
 899                 return;
 900         }
 901
 902         switch (r) {
 903         case IOSelector::Cancelled:
 904                 // processor will go away when all shared_ptrs to it vanish
 905                 break;
 906
 907         case IOSelector::Accepted:
 908                 _route->add_processor (processor, _placement);
 909                 if (Profile->get_sae()) {
 910                         processor->activate ();
 911                 }
 912                 break;
 913         }
 914
 915         delete_when_idle (ios);
 916 }
 917
 918 void
 919 ProcessorBox::choose_aux (boost::weak_ptr<Route> wr)
 920 {
 921         if (!_route) {
 922                 return;
 923         }
 924
 925         boost::shared_ptr<Route> target = wr.lock();
 926
 927         if (!target) {
 928                 return;
 929         }
 930
 931         boost::shared_ptr<RouteList> rlist (new RouteList);
 932         rlist->push_back (_route);
 933
 934         _session->add_internal_sends (target, PreFader, rlist);
 935 }
 936
 937 void
 938 ProcessorBox::route_processors_changed (RouteProcessorChange c)
 939 {
 940         if (c.type == RouteProcessorChange::MeterPointChange && c.meter_visibly_changed == false) {
 941                 /* the meter has moved, but it was and still is invisible to the user, so nothing to do */
 942                 return;
 943         }
 944
 945         redisplay_processors ();
 946 }
 947
 948 void
 949 ProcessorBox::redisplay_processors ()
 950 {
 951         ENSURE_GUI_THREAD (*this, &ProcessorBox::redisplay_processors)
 952
 953         if (no_processor_redisplay) {
 954                 return;
 955         }
 956
 957         processor_display.clear ();
 958
 959         _route->foreach_processor (sigc::mem_fun (*this, &ProcessorBox::add_processor_to_display));
 960
 961         build_processor_tooltip (processor_eventbox, _("Inserts, sends & plugins:"));
 962 }
 963
 964 void
 965 ProcessorBox::add_processor_to_display (boost::weak_ptr<Processor> p)
 966 {
 967         boost::shared_ptr<Processor> processor (p.lock ());
 968
 969         if (!processor || !processor->display_to_user()) {
 970                 return;
 971         }
 972
 973         boost::shared_ptr<Send> send = boost::dynamic_pointer_cast<Send> (processor);
 974         ProcessorEntry* e = 0;
 975         if (send) {
 976                 e = new SendProcessorEntry (send, _width);
 977         } else {
 978                 e = new ProcessorEntry (processor, _width);
 979         }
 980         e->set_pixel_width (get_allocation().get_width());
 981         processor_display.add_child (e);
 982 }
 983
 984
 985 void
 986 ProcessorBox::build_processor_tooltip (EventBox& box, string start)
 987 {
 988         string tip(start);
 989
 990         list<ProcessorEntry*> children = processor_display.children ();
 991         for (list<ProcessorEntry*>::iterator i = children.begin(); i != children.end(); ++i) {
 992                 tip += '\n';
 993                 tip += (*i)->processor()->name();
 994         }
 995
 996         ARDOUR_UI::instance()->set_tip (box, tip);
 997 }
 998
 999 void
1000 ProcessorBox::reordered ()
1001 {
1002         compute_processor_sort_keys ();
1003 }
1004
1005 void
1006 ProcessorBox::compute_processor_sort_keys ()
1007 {
1008         list<ProcessorEntry*> children = processor_display.children ();
1009         Route::ProcessorList our_processors;
1010
1011         for (list<ProcessorEntry*>::iterator iter = children.begin(); iter != children.end(); ++iter) {
1012                 our_processors.push_back ((*iter)->processor ());
1013         }
1014
1015         if (_route->reorder_processors (our_processors)) {
1016
1017                 /* reorder failed, so redisplay */
1018
1019                 redisplay_processors ();
1020
1021                 /* now tell them about the problem */
1022
1023                 ArdourDialog dialog (_("Plugin Incompatibility"));
1024                 Label label;
1025
1026                 label.set_text (_("\
1027 You cannot reorder these plugins/sends/inserts\n\
1028 in that way because the inputs and\n\
1029 outputs will not work correctly."));
1030
1031                 dialog.get_vbox()->set_border_width (12);
1032                 dialog.get_vbox()->pack_start (label);
1033                 dialog.add_button (Stock::OK, RESPONSE_ACCEPT);
1034
1035                 dialog.set_name (X_("PluginIODialog"));
1036                 dialog.set_position (Gtk::WIN_POS_MOUSE);
1037                 dialog.set_modal (true);
1038                 dialog.show_all ();
1039
1040                 dialog.run ();
1041         }
1042 }
1043
1044 void
1045 ProcessorBox::rename_processors ()
1046 {
1047         ProcSelection to_be_renamed;
1048
1049         get_selected_processors (to_be_renamed);
1050
1051         if (to_be_renamed.empty()) {
1052                 return;
1053         }
1054
1055         for (ProcSelection::iterator i = to_be_renamed.begin(); i != to_be_renamed.end(); ++i) {
1056                 rename_processor (*i);
1057         }
1058 }
1059
1060 bool
1061 ProcessorBox::can_cut () const
1062 {
1063         vector<boost::shared_ptr<Processor> > sel;
1064
1065         get_selected_processors (sel);
1066
1067         /* cut_processors () does not cut inserts */
1068
1069         for (vector<boost::shared_ptr<Processor> >::const_iterator i = sel.begin (); i != sel.end (); ++i) {
1070
1071                 if (boost::dynamic_pointer_cast<PluginInsert>((*i)) != 0 ||
1072                     (boost::dynamic_pointer_cast<Send>((*i)) != 0) ||
1073                     (boost::dynamic_pointer_cast<Return>((*i)) != 0)) {
1074                         return true;
1075                 }
1076         }
1077
1078         return false;
1079 }
1080
1081 void
1082 ProcessorBox::cut_processors ()
1083 {
1084         ProcSelection to_be_removed;
1085
1086         get_selected_processors (to_be_removed);
1087 }
1088
1089 void
1090 ProcessorBox::cut_processors (const ProcSelection& to_be_removed)
1091 {
1092         if (to_be_removed.empty()) {
1093                 return;
1094         }
1095
1096         XMLNode* node = new XMLNode (X_("cut"));
1097         Route::ProcessorList to_cut;
1098
1099         no_processor_redisplay = true;
1100         for (ProcSelection::const_iterator i = to_be_removed.begin(); i != to_be_removed.end(); ++i) {
1101                 // Cut only plugins, sends and returns
1102                 if (boost::dynamic_pointer_cast<PluginInsert>((*i)) != 0 ||
1103                     (boost::dynamic_pointer_cast<Send>((*i)) != 0) ||
1104                     (boost::dynamic_pointer_cast<Return>((*i)) != 0)) {
1105
1106                         void* gui = (*i)->get_gui ();
1107
1108                         if (gui) {
1109                                 static_cast<Gtk::Widget*>(gui)->hide ();
1110                         }
1111
1112                         XMLNode& child ((*i)->get_state());
1113                         node->add_child_nocopy (child);
1114                         to_cut.push_back (*i);
1115                 }
1116         }
1117
1118         if (_route->remove_processors (to_cut) != 0) {
1119                 delete node;
1120                 no_processor_redisplay = false;
1121                 return;
1122         }
1123
1124         _rr_selection.set (node);
1125
1126         no_processor_redisplay = false;
1127         redisplay_processors ();
1128 }
1129
1130 void
1131 ProcessorBox::copy_processors ()
1132 {
1133         ProcSelection to_be_copied;
1134         get_selected_processors (to_be_copied);
1135         copy_processors (to_be_copied);
1136 }
1137
1138 void
1139 ProcessorBox::copy_processors (const ProcSelection& to_be_copied)
1140 {
1141         if (to_be_copied.empty()) {
1142                 return;
1143         }
1144
1145         XMLNode* node = new XMLNode (X_("copy"));
1146
1147         for (ProcSelection::const_iterator i = to_be_copied.begin(); i != to_be_copied.end(); ++i) {
1148                 // Copy only plugins, sends, returns
1149                 if (boost::dynamic_pointer_cast<PluginInsert>((*i)) != 0 ||
1150                     (boost::dynamic_pointer_cast<Send>((*i)) != 0) ||
1151                     (boost::dynamic_pointer_cast<Return>((*i)) != 0)) {
1152                         node->add_child_nocopy ((*i)->get_state());
1153                 }
1154         }
1155
1156         _rr_selection.set (node);
1157 }
1158
1159 void
1160 ProcessorBox::delete_processors ()
1161 {
1162         ProcSelection to_be_deleted;
1163         get_selected_processors (to_be_deleted);
1164         delete_processors (to_be_deleted);
1165 }
1166
1167 void
1168 ProcessorBox::delete_processors (const ProcSelection& targets)
1169 {
1170         if (targets.empty()) {
1171                 return;
1172         }
1173
1174         no_processor_redisplay = true;
1175
1176         for (ProcSelection::const_iterator i = targets.begin(); i != targets.end(); ++i) {
1177
1178                 void* gui = (*i)->get_gui ();
1179
1180                 if (gui) {
1181                         static_cast<Gtk::Widget*>(gui)->hide ();
1182                 }
1183
1184                 _route->remove_processor(*i);
1185         }
1186
1187         no_processor_redisplay = false;
1188         redisplay_processors ();
1189 }
1190
1191 void
1192 ProcessorBox::delete_dragged_processors (const list<boost::shared_ptr<Processor> >& procs)
1193 {
1194         list<boost::shared_ptr<Processor> >::const_iterator x;
1195
1196         no_processor_redisplay = true;
1197         for (x = procs.begin(); x != procs.end(); ++x) {
1198
1199                 void* gui = (*x)->get_gui ();
1200
1201                 if (gui) {
1202                         static_cast<Gtk::Widget*>(gui)->hide ();
1203                 }
1204
1205                 _route->remove_processor(*x);
1206         }
1207
1208         no_processor_redisplay = false;
1209         redisplay_processors ();
1210 }
1211
1212 gint
1213 ProcessorBox::idle_delete_processor (boost::weak_ptr<Processor> weak_processor)
1214 {
1215         boost::shared_ptr<Processor> processor (weak_processor.lock());
1216
1217         if (!processor) {
1218                 return false;
1219         }
1220
1221         /* NOT copied to _mixer.selection() */
1222
1223         no_processor_redisplay = true;
1224         _route->remove_processor (processor);
1225         no_processor_redisplay = false;
1226         redisplay_processors ();
1227
1228         return false;
1229 }
1230
1231 void
1232 ProcessorBox::rename_processor (boost::shared_ptr<Processor> processor)
1233 {
1234         ArdourPrompter name_prompter (true);
1235         string result;
1236         name_prompter.set_title (_("Rename Processor"));
1237         name_prompter.set_prompt (_("New name:"));
1238         name_prompter.set_initial_text (processor->name());
1239         name_prompter.add_button (_("Rename"), Gtk::RESPONSE_ACCEPT);
1240         name_prompter.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
1241         name_prompter.show_all ();
1242
1243         switch (name_prompter.run ()) {
1244
1245         case Gtk::RESPONSE_ACCEPT:
1246                 name_prompter.get_result (result);
1247                 if (result.length()) {
1248
1249                        int tries = 0;
1250                        string test = result;
1251
1252                        while (tries < 100) {
1253                                if (_session->io_name_is_legal (test)) {
1254                                        result = test;
1255                                        break;
1256                                }
1257                                tries++;
1258
1259                                test = string_compose ("%1-%2", result, tries);
1260                        }
1261
1262                        if (tries < 100) {
1263                                processor->set_name (result);
1264                        } else {
1265                                /* unlikely! */
1266                                ARDOUR_UI::instance()->popup_error
1267                                        (string_compose (_("At least 100 IO objects exist with a name like %1 - name not changed"), result));
1268                        }
1269                 }
1270                 break;
1271         }
1272
1273         return;
1274 }
1275
1276 void
1277 ProcessorBox::paste_processors ()
1278 {
1279         if (_rr_selection.processors.empty()) {
1280                 return;
1281         }
1282
1283         paste_processor_state (_rr_selection.processors.get_node().children(), boost::shared_ptr<Processor>());
1284 }
1285
1286 void
1287 ProcessorBox::paste_processors (boost::shared_ptr<Processor> before)
1288 {
1289
1290         if (_rr_selection.processors.empty()) {
1291                 return;
1292         }
1293
1294         paste_processor_state (_rr_selection.processors.get_node().children(), before);
1295 }
1296
1297 void
1298 ProcessorBox::paste_processor_state (const XMLNodeList& nlist, boost::shared_ptr<Processor> p)
1299 {
1300         XMLNodeConstIterator niter;
1301         list<boost::shared_ptr<Processor> > copies;
1302
1303         if (nlist.empty()) {
1304                 return;
1305         }
1306
1307         for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
1308
1309                 XMLProperty const * type = (*niter)->property ("type");
1310                 assert (type);
1311
1312                 boost::shared_ptr<Processor> p;
1313                 try {
1314                         if (type->value() == "meter" ||
1315                             type->value() == "main-outs" ||
1316                             type->value() == "amp" ||
1317                             type->value() == "intsend" || type->value() == "intreturn") {
1318                                 /* do not paste meter, main outs, amp or internal send/returns */
1319                                 continue;
1320
1321                         } else if (type->value() == "send") {
1322
1323                                 XMLNode n (**niter);
1324                                 Send::make_unique (n, *_session);
1325                                 Send* s = new Send (*_session, _route->mute_master());
1326                                 if (s->set_state (n, Stateful::loading_state_version)) {
1327                                         delete s;
1328                                         return;
1329                                 }
1330
1331                                 p.reset (s);
1332
1333
1334                         } else if (type->value() == "return") {
1335
1336                                 XMLNode n (**niter);
1337                                 Return::make_unique (n, *_session);
1338                                 Return* r = new Return (*_session);
1339
1340                                 if (r->set_state (n, Stateful::loading_state_version)) {
1341                                         delete r;
1342                                         return;
1343                                 }
1344
1345                                 p.reset (r);
1346
1347                         } else {
1348                                 /* XXX its a bit limiting to assume that everything else
1349                                    is a plugin.
1350                                 */
1351
1352                                 p.reset (new PluginInsert (*_session));
1353                                 p->set_state (**niter, Stateful::current_state_version);
1354                         }
1355
1356                         copies.push_back (p);
1357                 }
1358
1359                 catch (...) {
1360                         cerr << "plugin insert constructor failed\n";
1361                 }
1362         }
1363
1364         if (copies.empty()) {
1365                 return;
1366         }
1367
1368         if (_route->add_processors (copies, p)) {
1369
1370                 string msg = _(
1371                         "Copying the set of processors on the clipboard failed,\n\
1372 probably because the I/O configuration of the plugins\n\
1373 could not match the configuration of this track.");
1374                 MessageDialog am (msg);
1375                 am.run ();
1376         }
1377 }
1378
1379 void
1380 ProcessorBox::activate_processor (boost::shared_ptr<Processor> r)
1381 {
1382         r->activate ();
1383 }
1384
1385 void
1386 ProcessorBox::deactivate_processor (boost::shared_ptr<Processor> r)
1387 {
1388         r->deactivate ();
1389 }
1390
1391 void
1392 ProcessorBox::get_selected_processors (ProcSelection& processors) const
1393 {
1394         const list<ProcessorEntry*> selection = processor_display.selection ();
1395         for (list<ProcessorEntry*>::const_iterator i = selection.begin(); i != selection.end(); ++i) {
1396                 processors.push_back ((*i)->processor ());
1397         }
1398 }
1399
1400 void
1401 ProcessorBox::for_selected_processors (void (ProcessorBox::*method)(boost::shared_ptr<Processor>))
1402 {
1403         list<ProcessorEntry*> selection = processor_display.selection ();
1404         for (list<ProcessorEntry*>::iterator i = selection.begin(); i != selection.end(); ++i) {
1405                 (this->*method) ((*i)->processor ());
1406         }
1407 }
1408
1409 void
1410 ProcessorBox::all_processors_active (bool state)
1411 {
1412         _route->all_processors_active (_placement, state);
1413 }
1414
1415 void
1416 ProcessorBox::ab_plugins ()
1417 {
1418         _route->ab_plugins (ab_direction);
1419         ab_direction = !ab_direction;
1420 }
1421
1422
1423 void
1424 ProcessorBox::clear_processors ()
1425 {
1426         string prompt;
1427         vector<string> choices;
1428
1429         prompt = string_compose (_("Do you really want to remove all processors from %1?\n"
1430                                    "(this cannot be undone)"), _route->name());
1431
1432         choices.push_back (_("Cancel"));
1433         choices.push_back (_("Yes, remove them all"));
1434
1435         Gtkmm2ext::Choice prompter (_("Remove processors"), prompt, choices);
1436
1437         if (prompter.run () == 1) {
1438                 _route->clear_processors (PreFader);
1439                 _route->clear_processors (PostFader);
1440         }
1441 }
1442
1443 void
1444 ProcessorBox::clear_processors (Placement p)
1445 {
1446         string prompt;
1447         vector<string> choices;
1448
1449         if (p == PreFader) {
1450                 prompt = string_compose (_("Do you really want to remove all pre-fader processors from %1?\n"
1451                                            "(this cannot be undone)"), _route->name());
1452         } else {
1453                 prompt = string_compose (_("Do you really want to remove all post-fader processors from %1?\n"
1454                                            "(this cannot be undone)"), _route->name());
1455         }
1456
1457         choices.push_back (_("Cancel"));
1458         choices.push_back (_("Yes, remove them all"));
1459
1460         Gtkmm2ext::Choice prompter (_("Remove processors"), prompt, choices);
1461
1462         if (prompter.run () == 1) {
1463                 _route->clear_processors (p);
1464         }
1465 }
1466
1467 void
1468 ProcessorBox::edit_processor (boost::shared_ptr<Processor> processor)
1469 {
1470         boost::shared_ptr<Send> send;
1471         boost::shared_ptr<Return> retrn;
1472         boost::shared_ptr<PluginInsert> plugin_insert;
1473         boost::shared_ptr<PortInsert> port_insert;
1474         Window* gidget = 0;
1475
1476         if (boost::dynamic_pointer_cast<AudioTrack>(_route) != 0) {
1477
1478                 if (boost::dynamic_pointer_cast<AudioTrack> (_route)->freeze_state() == AudioTrack::Frozen) {
1479                         return;
1480                 }
1481         }
1482
1483         if ((send = boost::dynamic_pointer_cast<Send> (processor)) != 0) {
1484
1485                 if (!_session->engine().connected()) {
1486                         return;
1487                 }
1488
1489 #ifdef OLD_SEND_EDITING
1490                 SendUIWindow *send_ui;
1491
1492                 if (send->get_gui() == 0) {
1493                         send_ui = new SendUIWindow (send, _session);
1494                         send_ui->set_title (send->name());
1495                         send->set_gui (send_ui);
1496
1497                 } else {
1498                         send_ui = reinterpret_cast<SendUIWindow *> (send->get_gui());
1499                 }
1500
1501                 gidget = send_ui;
1502 #else
1503                 if (_parent_strip) {
1504                         _parent_strip->show_send (send);
1505                 }
1506 #endif
1507
1508         } else if ((retrn = boost::dynamic_pointer_cast<Return> (processor)) != 0) {
1509
1510                 if (!_session->engine().connected()) {
1511                         return;
1512                 }
1513
1514                 boost::shared_ptr<Return> retrn = boost::dynamic_pointer_cast<Return> (processor);
1515
1516                 ReturnUIWindow *return_ui;
1517
1518                 if (retrn->get_gui() == 0) {
1519
1520                         return_ui = new ReturnUIWindow (retrn, _session);
1521                         return_ui->set_title (retrn->name ());
1522                         send->set_gui (return_ui);
1523
1524                 } else {
1525                         return_ui = reinterpret_cast<ReturnUIWindow *> (retrn->get_gui());
1526                 }
1527
1528                 gidget = return_ui;
1529
1530         } else if ((plugin_insert = boost::dynamic_pointer_cast<PluginInsert> (processor)) != 0) {
1531
1532                 PluginUIWindow *plugin_ui;
1533
1534                 /* these are both allowed to be null */
1535
1536                 Container* toplevel = get_toplevel();
1537                 Window* win = dynamic_cast<Gtk::Window*>(toplevel);
1538
1539                 if (plugin_insert->get_gui() == 0) {
1540
1541                         plugin_ui = new PluginUIWindow (win, plugin_insert);
1542                         plugin_ui->set_title (generate_processor_title (plugin_insert));
1543                         plugin_insert->set_gui (plugin_ui);
1544
1545                 } else {
1546                         plugin_ui = reinterpret_cast<PluginUIWindow *> (plugin_insert->get_gui());
1547                         plugin_ui->set_parent (win);
1548                 }
1549
1550                 gidget = plugin_ui;
1551
1552         } else if ((port_insert = boost::dynamic_pointer_cast<PortInsert> (processor)) != 0) {
1553
1554                 if (!_session->engine().connected()) {
1555                         MessageDialog msg ( _("Not connected to JACK - no I/O changes are possible"));
1556                         msg.run ();
1557                         return;
1558                 }
1559
1560                 PortInsertWindow *io_selector;
1561
1562                 if (port_insert->get_gui() == 0) {
1563                         io_selector = new PortInsertWindow (_session, port_insert);
1564                         port_insert->set_gui (io_selector);
1565
1566                 } else {
1567                         io_selector = reinterpret_cast<PortInsertWindow *> (port_insert->get_gui());
1568                 }
1569
1570                 gidget = io_selector;
1571         }
1572
1573         if (gidget) {
1574                 if (gidget->is_visible()) {
1575                         gidget->get_window()->raise ();
1576                 } else {
1577                         gidget->show_all ();
1578                         gidget->present ();
1579                 }
1580         }
1581 }
1582
1583 void
1584 ProcessorBox::register_actions ()
1585 {
1586         Glib::RefPtr<Gtk::ActionGroup> popup_act_grp = Gtk::ActionGroup::create(X_("processormenu"));
1587         Glib::RefPtr<Action> act;
1588
1589         /* new stuff */
1590         ActionManager::register_action (popup_act_grp, X_("newplugin"), _("New Plugin"),
1591                         sigc::ptr_fun (ProcessorBox::rb_choose_plugin));
1592
1593         act = ActionManager::register_action (popup_act_grp, X_("newinsert"), _("New Insert"),
1594                         sigc::ptr_fun (ProcessorBox::rb_choose_insert));
1595         ActionManager::jack_sensitive_actions.push_back (act);
1596         act = ActionManager::register_action (popup_act_grp, X_("newsend"), _("New Send ..."),
1597                         sigc::ptr_fun (ProcessorBox::rb_choose_send));
1598         ActionManager::jack_sensitive_actions.push_back (act);
1599
1600         ActionManager::register_action (popup_act_grp, X_("newaux"), _("New Aux Send ..."));
1601
1602         ActionManager::register_action (popup_act_grp, X_("clear"), _("Clear (all)"),
1603                         sigc::ptr_fun (ProcessorBox::rb_clear));
1604         ActionManager::register_action (popup_act_grp, X_("clear_pre"), _("Clear (pre-fader)"),
1605                         sigc::ptr_fun (ProcessorBox::rb_clear_pre));
1606         ActionManager::register_action (popup_act_grp, X_("clear_post"), _("Clear (post-fader)"),
1607                         sigc::ptr_fun (ProcessorBox::rb_clear_post));
1608
1609         /* standard editing stuff */
1610         cut_action = ActionManager::register_action (popup_act_grp, X_("cut"), _("Cut"),
1611                                                      sigc::ptr_fun (ProcessorBox::rb_cut));
1612         ActionManager::plugin_selection_sensitive_actions.push_back(cut_action);
1613         act = ActionManager::register_action (popup_act_grp, X_("copy"), _("Copy"),
1614                         sigc::ptr_fun (ProcessorBox::rb_copy));
1615         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1616
1617         act = ActionManager::register_action (popup_act_grp, X_("delete"), _("Delete"),
1618                         sigc::ptr_fun (ProcessorBox::rb_delete));
1619         ActionManager::plugin_selection_sensitive_actions.push_back(act); // ??
1620
1621         paste_action = ActionManager::register_action (popup_act_grp, X_("paste"), _("Paste"),
1622                         sigc::ptr_fun (ProcessorBox::rb_paste));
1623         rename_action = ActionManager::register_action (popup_act_grp, X_("rename"), _("Rename"),
1624                         sigc::ptr_fun (ProcessorBox::rb_rename));
1625         ActionManager::register_action (popup_act_grp, X_("selectall"), _("Select All"),
1626                         sigc::ptr_fun (ProcessorBox::rb_select_all));
1627         ActionManager::register_action (popup_act_grp, X_("deselectall"), _("Deselect All"),
1628                         sigc::ptr_fun (ProcessorBox::rb_deselect_all));
1629
1630         /* activation etc. */
1631
1632         ActionManager::register_action (popup_act_grp, X_("activate_all"), _("Activate all"),
1633                                         sigc::ptr_fun (ProcessorBox::rb_activate_all));
1634         ActionManager::register_action (popup_act_grp, X_("deactivate_all"), _("Deactivate all"),
1635                                         sigc::ptr_fun (ProcessorBox::rb_deactivate_all));
1636         ActionManager::register_action (popup_act_grp, X_("ab_plugins"), _("A/B Plugins"),
1637                                         sigc::ptr_fun (ProcessorBox::rb_ab_plugins));
1638
1639         /* show editors */
1640         act = ActionManager::register_action (popup_act_grp, X_("edit"), _("Edit"),
1641                                               sigc::ptr_fun (ProcessorBox::rb_edit));
1642         ActionManager::plugin_selection_sensitive_actions.push_back(act);
1643
1644         ActionManager::add_action_group (popup_act_grp);
1645 }
1646
1647 void
1648 ProcessorBox::rb_ab_plugins ()
1649 {
1650         if (_current_processor_box == 0) {
1651                 return;
1652         }
1653
1654         _current_processor_box->ab_plugins ();
1655 }
1656
1657 void
1658 ProcessorBox::rb_choose_plugin ()
1659 {
1660         if (_current_processor_box == 0) {
1661                 return;
1662         }
1663         _current_processor_box->choose_plugin ();
1664 }
1665
1666 void
1667 ProcessorBox::rb_choose_insert ()
1668 {
1669         if (_current_processor_box == 0) {
1670                 return;
1671         }
1672         _current_processor_box->choose_insert ();
1673 }
1674
1675 void
1676 ProcessorBox::rb_choose_send ()
1677 {
1678         if (_current_processor_box == 0) {
1679                 return;
1680         }
1681         _current_processor_box->choose_send ();
1682 }
1683
1684 void
1685 ProcessorBox::rb_choose_aux (boost::weak_ptr<Route> wr)
1686 {
1687         if (_current_processor_box == 0) {
1688                 return;
1689         }
1690
1691         _current_processor_box->choose_aux (wr);
1692 }
1693
1694 void
1695 ProcessorBox::rb_clear ()
1696 {
1697         if (_current_processor_box == 0) {
1698                 return;
1699         }
1700
1701         _current_processor_box->clear_processors ();
1702 }
1703
1704
1705 void
1706 ProcessorBox::rb_clear_pre ()
1707 {
1708         if (_current_processor_box == 0) {
1709                 return;
1710         }
1711
1712         _current_processor_box->clear_processors (PreFader);
1713 }
1714
1715
1716 void
1717 ProcessorBox::rb_clear_post ()
1718 {
1719         if (_current_processor_box == 0) {
1720                 return;
1721         }
1722
1723         _current_processor_box->clear_processors (PostFader);
1724 }
1725
1726 void
1727 ProcessorBox::rb_cut ()
1728 {
1729         if (_current_processor_box == 0) {
1730                 return;
1731         }
1732
1733         _current_processor_box->cut_processors ();
1734 }
1735
1736 void
1737 ProcessorBox::rb_delete ()
1738 {
1739         if (_current_processor_box == 0) {
1740                 return;
1741         }
1742
1743         _current_processor_box->delete_processors ();
1744 }
1745
1746 void
1747 ProcessorBox::rb_copy ()
1748 {
1749         if (_current_processor_box == 0) {
1750                 return;
1751         }
1752         _current_processor_box->copy_processors ();
1753 }
1754
1755 void
1756 ProcessorBox::rb_paste ()
1757 {
1758         if (_current_processor_box == 0) {
1759                 return;
1760         }
1761
1762         _current_processor_box->paste_processors ();
1763 }
1764
1765 void
1766 ProcessorBox::rb_rename ()
1767 {
1768         if (_current_processor_box == 0) {
1769                 return;
1770         }
1771         _current_processor_box->rename_processors ();
1772 }
1773
1774 void
1775 ProcessorBox::rb_select_all ()
1776 {
1777         if (_current_processor_box == 0) {
1778                 return;
1779         }
1780
1781         _current_processor_box->select_all_processors ();
1782 }
1783
1784 void
1785 ProcessorBox::rb_deselect_all ()
1786 {
1787         if (_current_processor_box == 0) {
1788                 return;
1789         }
1790
1791         _current_processor_box->deselect_all_processors ();
1792 }
1793
1794 void
1795 ProcessorBox::rb_activate_all ()
1796 {
1797         if (_current_processor_box == 0) {
1798                 return;
1799         }
1800
1801         _current_processor_box->all_processors_active (true);
1802 }
1803
1804 void
1805 ProcessorBox::rb_deactivate_all ()
1806 {
1807         if (_current_processor_box == 0) {
1808                 return;
1809         }
1810         _current_processor_box->all_processors_active (false);
1811 }
1812
1813 void
1814 ProcessorBox::rb_edit ()
1815 {
1816         if (_current_processor_box == 0) {
1817                 return;
1818         }
1819
1820         _current_processor_box->for_selected_processors (&ProcessorBox::edit_processor);
1821 }
1822
1823 void
1824 ProcessorBox::route_property_changed (const PropertyChange& what_changed)
1825 {
1826         if (!what_changed.contains (ARDOUR::Properties::name)) {
1827                 return;
1828         }
1829
1830         ENSURE_GUI_THREAD (*this, &ProcessorBox::route_property_changed, what_changed);
1831
1832         boost::shared_ptr<Processor> processor;
1833         boost::shared_ptr<PluginInsert> plugin_insert;
1834         boost::shared_ptr<Send> send;
1835
1836         list<ProcessorEntry*> children = processor_display.children();
1837
1838         for (list<ProcessorEntry*>::iterator iter = children.begin(); iter != children.end(); ++iter) {
1839
1840                 processor = (*iter)->processor ();
1841
1842                 void* gui = processor->get_gui();
1843
1844                 if (!gui) {
1845                         continue;
1846                 }
1847
1848                 /* rename editor windows for sends and plugins */
1849
1850                 if ((send = boost::dynamic_pointer_cast<Send> (processor)) != 0) {
1851                         static_cast<Window*>(gui)->set_title (send->name ());
1852                 } else if ((plugin_insert = boost::dynamic_pointer_cast<PluginInsert> (processor)) != 0) {
1853                         static_cast<Window*>(gui)->set_title (generate_processor_title (plugin_insert));
1854                 }
1855         }
1856 }
1857
1858 string
1859 ProcessorBox::generate_processor_title (boost::shared_ptr<PluginInsert> pi)
1860 {
1861         string maker = pi->plugin()->maker() ? pi->plugin()->maker() : "";
1862         string::size_type email_pos;
1863
1864         if ((email_pos = maker.find_first_of ('<')) != string::npos) {
1865                 maker = maker.substr (0, email_pos - 1);
1866         }
1867
1868         if (maker.length() > 32) {
1869                 maker = maker.substr (0, 32);
1870                 maker += " ...";
1871         }
1872
1873         return string_compose(_("%1: %2 (by %3)"), _route->name(), pi->name(), maker);
1874 }
1875
1876 void
1877 ProcessorBox::on_size_allocate (Allocation& a)
1878 {
1879         HBox::on_size_allocate (a);
1880
1881         list<ProcessorEntry*> children = processor_display.children ();
1882         for (list<ProcessorEntry*>::const_iterator i = children.begin(); i != children.end(); ++i) {
1883                 (*i)->set_pixel_width (a.get_width ());
1884         }
1885 }